# C1277 on the 2003 Ford Expedition

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name C1277

- [10004050](https://open.wenmarpro.com/bulletins/10004050), 2003-11-17: ADVANCETRAC LIGHTING ON WITH DIAGNOSTIC TROUBLE CODE C1277 \(STEERING WHEEL ANGLE 1 AND 2 CIRCUIT FAILURE\) OR C1278 \(STEERING WHEEL ANGLE 1 AND 2 SIGNAL FAULTED\) IN THE IVD MODULE. \*TT
- [10003857](https://open.wenmarpro.com/bulletins/10003857), 2003-11-05: ADVANCETRAC MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE C1277 \(STEERING WHEEL ANGLE 1 AN 2 CIRCUIT FAILURE\) OR C1278 \(STEERING WHEEL ANGLE 1 AND 2 SIGNAL FAULTED\) IN THE IVD MODULE. \*TT